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Internet/网络编程 使用finger协议从USGS(美国地质勘探局)获取地震数据
使用finger协议从USGS(美国地质勘探局)获取地震数据
Linux/Unix编程 开源投影系统 Cartographic Projections library originally written by Gerald Evenden then of the USGS. The
开源投影系统
Cartographic Projections library originally written by Gerald Evenden then of the USGS. The primary version of this web page can be found at http://www.remotesensing.org/proj, and mirrored at http://proj.maptools.org.